Can we use more than one null value for unique key?
Answer Posted / rao
We can insert more than one null into table
| Is This Answer Correct ? | 105 Yes | 36 No |
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table structure: ---------------- col1 col2 ----- ----- 01-mar-2012 11:12:46 01-mar-2012 11:12:10 01-mar-2012 11:12:46 01-mar-2012 11:11:23 Write a query to display the result as shown below: col1 col2 ----- ----- 01-mar-2012 11:12:46 01-mar-2012 11:12:10
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